diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PDESC_ZERO.badlib.exe b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PDESC_ZERO.badlib.exe
index 595db1de33da..e360d25b465b 100644
--- a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PDESC_ZERO.badlib.exe
+++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PDESC_ZERO.badlib.exe
@@ -1,4 +1,4 @@
-#!/bin/ksh
+#!/usr/bin/env ksh
 #
 # CDDL HEADER START
 #
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_FUNC.badfunc.exe b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_FUNC.badfunc.exe
index 595db1de33da..e360d25b465b 100644
--- a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_FUNC.badfunc.exe
+++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_FUNC.badfunc.exe
@@ -1,4 +1,4 @@
-#!/bin/ksh
+#!/usr/bin/env ksh
 #
 # CDDL HEADER START
 #
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_LIB.libdash.exe b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_LIB.libdash.exe
index 595db1de33da..e360d25b465b 100644
--- a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_LIB.libdash.exe
+++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_LIB.libdash.exe
@@ -1,4 +1,4 @@
-#!/bin/ksh
+#!/usr/bin/env ksh
 #
 # CDDL HEADER START
 #
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_NAME.alldash.exe b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_NAME.alldash.exe
index 595db1de33da..e360d25b465b 100644
--- a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_NAME.alldash.exe
+++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_NAME.alldash.exe
@@ -1,4 +1,4 @@
-#!/bin/ksh
+#!/usr/bin/env ksh
 #
 # CDDL HEADER START
 #
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_NAME.badname.exe b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_NAME.badname.exe
index 595db1de33da..e360d25b465b 100644
--- a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_NAME.badname.exe
+++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_NAME.badname.exe
@@ -1,4 +1,4 @@
-#!/bin/ksh
+#!/usr/bin/env ksh
 #
 # CDDL HEADER START
 #
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_NAME.globdash.exe b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_NAME.globdash.exe
index 595db1de33da..e360d25b465b 100644
--- a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_NAME.globdash.exe
+++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_NAME.globdash.exe
@@ -1,4 +1,4 @@
-#!/bin/ksh
+#!/usr/bin/env ksh
 #
 # CDDL HEADER START
 #
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_OFF.toobig.exe b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_OFF.toobig.exe
index 595db1de33da..e360d25b465b 100644
--- a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_OFF.toobig.exe
+++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/err.D_PROC_OFF.toobig.exe
@@ -1,4 +1,4 @@
-#!/bin/ksh
+#!/usr/bin/env ksh
 #
 # CDDL HEADER START
 #
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/tst.coverage.exe b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/tst.coverage.exe
index 07e84583e74c..ddd0f60f63ce 100644
--- a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/tst.coverage.exe
+++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/tst.coverage.exe
@@ -1,4 +1,4 @@
-#!/usr/bin/ksh
+#!/usr/bin/env ksh
 #
 # CDDL HEADER START
 #
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/tst.emptystack.exe b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/tst.emptystack.exe
index a8bc8cb351e9..6369bc561412 100644
--- a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/tst.emptystack.exe
+++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/tst.emptystack.exe
@@ -1,4 +1,4 @@
-#!/usr/bin/ksh
+#!/usr/bin/env ksh
 #
 # CDDL HEADER START
 #
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/plockstat/tst.available.exe b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/plockstat/tst.available.exe
index 221e8b1d7434..c767848bb25d 100644
--- a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/plockstat/tst.available.exe
+++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/plockstat/tst.available.exe
@@ -1,4 +1,4 @@
-#!/usr/bin/ksh
+#!/usr/bin/env ksh
 #
 # CDDL HEADER START
 #
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/plockstat/tst.libmap.exe b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/plockstat/tst.libmap.exe
index 221e8b1d7434..c767848bb25d 100644
--- a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/plockstat/tst.libmap.exe
+++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/plockstat/tst.libmap.exe
@@ -1,4 +1,4 @@
-#!/usr/bin/ksh
+#!/usr/bin/env ksh
 #
 # CDDL HEADER START
 #